package Example31;

public class Example31 {
    public static void main(String[] args) {
        try {
            int result = divide(4, -2);
            System.out.println(result);
    }catch (DivideByMinusException e){
            System.out.println(e.getMessage());
        }
}
public static int divide(int x, int y) throws DivideByMinusException{
    if (y<0){
        throw new DivideByMinusException("除数是负数");
    }
    int result = x/ y;
    return result;
    }
}

